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ERd2014

Edit 1 …
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What happens in an iron refinery?
  • A:  The rock is heated and oxygen added until the iron melts.
  • B:  The rock is heated until the iron atoms break their bonds with oxygen.
  • C:  The rock is heated until the iron atoms bond together with oxygen.

Explain why you chose your answer, and also explain why the other answers are wrong!

Related Resources:
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